69 Provided that the Minister shall not be required to consult the Minister responsible for finance in the case of any regulations the effect of which is solely— (a) to alter any prices, rates or charges in order to conform with changes made by countries outside Zimbabwe; or (b) to fix charges and costs in connection with the supply, installation, working, maintenance or repair or any work done for the purposes of the installation of apparatus or equipment supplied, installed, worked, maintained or repaired by the appropriate successor company. (5) Where the appropriate successor company proposes to increase any tariff for the provision of any reserved agency, postal or telecommunication service, and the Minister gives no written indication to the appropriate successor company of his intention to implement a specified alternative to the proposed increase within thirty days after the appropriate successor company first notified him in writing of the proposal, such increase shall be deemed to have been approved and shall take effect not earlier than the date on which the appropriate successor company publishes a notice of the increase in the Gazette: Provided that the approval of the Minister shall not be required in the case of any tariff the effect of which is solely to alter the rates of postage in order to conform with changes to postal rates made by countries outside Zimbabwe. (6) Regulations made in terms of subsection (2) may provide for the imposition of penalties not exceeding five thousand dollars or, in default of payment, imprisonment for a period not exceeding six months for contraventions of the regulations. (7) Nothing in this section shall be construed as conferring any right on a person to be supplied with or to be afforded the use of any telecommunication service or facilities connected therewith or apparatus or equipment necessary for that purpose. 100 Approval of tariffs by Authority (1) At the time of applying for the issue or renewal of his licence, a cellular telecommunication licensee, postal licensee or telecommunication licensee shall submit for the approval of the Authority written particulars of his proposed tariff at the commencement of the licensing period. (2) If a cellular telecommunication licensee, postal licensee or telecommunication licensee proposes to amend or replace the tariff that was approved at the time when his licence was issued or renewed, he shall give notice to the Authority within such period and in such form and manner as the Authority may require or as may be prescribed. (3) The Authority shall, within fourteen days of the receipt of the proposal, respond in writing confirming whether or not a proposal submitted in terms of subsection (2) is approved, and where the Authority has not so responded within such period, the proposal shall be deemed to have been approved by the Authority. (4) The Authority shall not unreasonably refuse to approve a proposal submitted in terms of subsection (1) or (2). (5) No amended or substituted tariff shall come into operation before the expiry of seven days following its approval by the Authority or the expiry of twenty-one days following the submission of a proposal in terms of subsection (2) to which no response has been received.